Table 7 Scanning electron microscope measurements. size and distribution of surface elements.  
Scientific name (Section) Surface sculpture (SEM) Distribution of elements Evergreen/ deciduous
Quercus cornelius-mulleri (Q) Psilate-Scabrate Sparse Evergreen
Quercus douglasii (Q) Scabrate Sparse Deciduous
Quercus durata (Q) Scabrate-Verrucate Dense Evergreen
Quercus dumosa (Q) Scabrate-Verrucate Dense Generally evergreen
Quercus engelmannii (Q) Scabrate Sparse Evergreen
Quercus garryana (Q) Psilate- Scabrate, Psilate-Scabrate-Verrucate Sparse, Dense Deciduous
Quercus john-tuckeri (Q) Psilate-Verrucate, Scabrate Sparse, Dense Evergreen
Quercus lobata (Q) Scabrate Sparse, Dense Deciduous
Quercus pacifica (Q) Scabrate Dense Generally evergreen
Quercus sadleriana (Q) Scabrate-Verrucate, Scabrate Dense Evergreen
Quercus turbinella (Q) Scabrate-Verrucate Dense Evergreen
Quercus cedrosensis  (P) Scabrate Dense Evergreen
Quercus chrysolepis var. nana  (P) Scabrate Dense Evergreen
Quercus palmeri  (P) Scabrate Dense Evergreen
Quercus tomentella  (P) Scabrate Dense Evergreen
Quercus vacciniifolia (P) Scabrate Dense Evergreen
Quercus agrifolia  (L) Scabrate-Verrucate Sparse Evergreen
Quercus kelloggii (L) Sacbrate-Verrucate Dense Deciduous
Quercus parvula var. parvula (L) Scabrate Dense Evergreen
Quercus wislizeni (L) Scabrate Dense Evergreen
Quercus X alvordiana Scabrate Dense Evergreen to deciduous
Quercus X macdonaldii Scabrate Dense Deciduous
Chrysolepis chrysophylla  N/A N/A  Evergreen
Notholithocarpus densiflorus var. echinoides  N/A N/A Evergreen